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LibreOffice: Multiple vulnerabilities

Content:

1.  Gentoo Linux Security Advisory

Version Information

Advisory Reference GLSA 201209-05 / libreoffice
Release Date September 24, 2012
Latest Revision September 24, 2012: 1
Impact normal
Exploitable remote
Package Vulnerable versions Unaffected versions Architecture(s)
app-office/libreoffice < 3.5.5.3 >= 3.5.5.3 All supported architectures
app-office/libreoffice-bin < 3.5.5.3 >= 3.5.5.3 All supported architectures

Related bugreports: #386081, #409455, #416457, #429482

Synopsis

Multiple vulnerabilities have been found in LibreOffice, allowing remote attackers to execute arbitrary code or cause a Denial of Service.

2.  Impact Information

Background

LibreOffice is a full office productivity suite.

Description

Multiple vulnerabilities have been found in LibreOffice:

  • The Microsoft Word Document parser contains an out-of-bounds read error (CVE-2011-2713).
  • The Raptor RDF parser contains an XML External Entity expansion error (CVE-2012-0037).
  • The graphic loading parser contains an integer overflow error which could cause a heap-based buffer overflow (CVE-2012-1149).
  • Multiple errors in the XML manifest handling code could cause a heap-based buffer overflow (CVE-2012-2665).

Impact

A remote attacker could entice a user to open a specially crafted document file using LibreOffice, possibly resulting in execution of arbitrary code with the privileges of the process or a Denial of Service condition.

3.  Resolution Information

Workaround

There is no known workaround at this time.

Resolution

All LibreOffice users should upgrade to the latest version:

Code Listing 3.1: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose ">=app-office/libreoffice-3.5.5.3"

All users of the LibreOffice binary package should upgrade to the latest version:

Code Listing 3.2: Resolution

  # emerge --sync
  # emerge --ask --oneshot --verbose
  ">=app-office/libreoffice-bin-3.5.5.3"

4.  References



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Page updated September 24, 2012

Summary: This is a Gentoo Linux Security Advisory

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